20006532

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1$

素因数の和:258

約数の個数: 144

約数和(自身を含む): 64576512

約数和(自身を除く): 44569980

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 31, 36, 39, 42, 52, 62, 63, 78, 84, 91, 93, 117, 124, 126, 156, 182, 186, 197, 217, 234, 252, 273, 279, 364, 372, 394, 403, 434, 468, 546, 558, 591, 651, 788, 806, 819, 868, 1092, 1116, 1182, 1209, 1302, 1379, 1612, 1638, 1773, 1953, 2364, 2418, 2561, 2604, 2758, 2821, 3276, 3546, 3627, 3906, 4137, 4836, 5122, 5516, 5642, 6107, 7092, 7254, 7683, 7812, 8274, 8463, 10244, 11284, 12214, 12411, 14508, 15366, 16548, 16926, 17927, 18321, 23049, 24428, 24822, 25389, 30732, 33852, 35854, 36642, 42749, 46098, 49644, 50778, 53781, 54963, 71708, 73284, 79391, 85498, 92196, 101556, 107562, 109926, 128247, 158782, 161343, 170996, 215124, 219852, 238173, 256494, 317564, 322686, 384741, 476346, 512988, 555737, 645372, 714519, 769482, 952692, 1111474, 1429038, 1538964, 1667211, 2222948, 2858076, 3334422, 5001633, 6668844, 10003266, 20006532]

約数ペア:

[(1, 20006532), (2, 10003266), (3, 6668844), (4, 5001633), (6, 3334422), (7, 2858076), (9, 2222948), (12, 1667211), (13, 1538964), (14, 1429038), (18, 1111474), (21, 952692), (26, 769482), (28, 714519), (31, 645372), (36, 555737), (39, 512988), (42, 476346), (52, 384741), (62, 322686), (63, 317564), (78, 256494), (84, 238173), (91, 219852), (93, 215124), (117, 170996), (124, 161343), (126, 158782), (156, 128247), (182, 109926), (186, 107562), (197, 101556), (217, 92196), (234, 85498), (252, 79391), (273, 73284), (279, 71708), (364, 54963), (372, 53781), (394, 50778), (403, 49644), (434, 46098), (468, 42749), (546, 36642), (558, 35854), (591, 33852), (651, 30732), (788, 25389), (806, 24822), (819, 24428), (868, 23049), (1092, 18321), (1116, 17927), (1182, 16926), (1209, 16548), (1302, 15366), (1379, 14508), (1612, 12411), (1638, 12214), (1773, 11284), (1953, 10244), (2364, 8463), (2418, 8274), (2561, 7812), (2604, 7683), (2758, 7254), (2821, 7092), (3276, 6107), (3546, 5642), (3627, 5516), (3906, 5122), (4137, 4836)]